ACCT 2230 Lecture Notes - Lecture 2: Income Statement, Opportunity Cost, Marginal Cost
Document Summary
Advertising and sales commission are period costs, direct labour and indirect labour are product costs. Within the relevant range, variable costs remain constant on a per unit basis and vary in total, but fixed costs remain constant in total and vary on a per unit basis. Examples of variable costs: shipping costs, sales commissions, direct materials. Examples of fixed costs: cost of purchasing a truck, plant and machinery. Marginal cost: the cost incurred to produce one more unit of a product. Opportunity cost: what is given up by selecting one alternative over another. Product cost: direct material, direct labour and indirect labour. Product costs flow through the inventory accounts until the goods are sold, at which time they become an expense in the cost of goods sold section on the income statement. Cost objects include: anything for which cost data is desired, customers, organizational units. The schedule of cost of goods manufactured contains 3 elements of product costs.